OpenTechnical

OT-2026-000079079

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000079079) never changes.

Identity and time

Publication numberOT-2026-000079079 · never reused
Internal UUID01a0ae95-ccbf-7718-8fc5-0a55c6dd6192 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079079
StatusPUBLIC

Content hashes

Canonical text811bc0563220c561ff9ccf448ec24431d63f9c585a0097af9a06e12ecf3485b4
Markdown4398d88e77ad713c1a7576187e010e937cf8f16b1ca8d2592f729b0abfffcc45
PDF
Publication page41ea437009f7f96c90dc46c30da9494f6bab347394949dc92415d6433a09009d
Manifest498839382f536db2740d0d2f5c9480d0cac53f0322d7d77b14d383df705f4639

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJ4cmdHF9bpGRO+53njDztOuwLOYKC+tVneAn5URHyoBgVnA9JNujI6XLI4zlPuMQLUNq/nrV9OtcoKPb1+oWCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:55.375478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079079
observed 41ea437009f7f96c90dc46c30da9494f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.357986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079079/manifest.json
observed 498839382f536db2740d0d2f5c9480d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.338971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079079/publication.md
observed 4398d88e77ad713c1a7576187e010e93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.319660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079079/publication.txt
observed 811bc0563220c561ff9ccf448ec24431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.